Commit | Line | Data |
---|---|---|
d9898ee8 | 1 | /* |
8d138742 | 2 | ** Copyright 2001-2008 Double Precision, Inc. See COPYING for |
d9898ee8 | 3 | ** distribution information. |
4 | */ | |
5 | ||
6 | #if HAVE_CONFIG_H | |
7 | #include "courier_auth_config.h" | |
8 | #endif | |
8d138742 | 9 | #include "courierauthsasl.h" |
d9898ee8 | 10 | #include <string.h> |
8d138742 | 11 | #include <stdlib.h> |
d9898ee8 | 12 | #if HAVE_UNISTD_H |
13 | #include <unistd.h> | |
14 | #endif | |
15 | #include "sha1/sha1.h" | |
16 | #include "auth.h" | |
17 | ||
d9898ee8 | 18 | |
19 | int authcheckpasswordsha1(const char *password, const char *encrypted_password) | |
20 | { | |
21 | if (strncasecmp(encrypted_password, "{SHA}", 5) == 0) | |
22 | { | |
23 | return (strcmp(encrypted_password+5, sha1_hash(password))); | |
24 | } | |
25 | if (strncasecmp(encrypted_password, "{SHA256}", 8) == 0) | |
26 | { | |
27 | return (strcmp(encrypted_password+8, sha256_hash(password))); | |
28 | } | |
8d138742 CE |
29 | if (strncasecmp(encrypted_password, "{SHA512}", 8) == 0) |
30 | { | |
31 | return (strcmp(encrypted_password+8, sha512_hash(password))); | |
32 | } | |
33 | if (strncasecmp(encrypted_password, "{SSHA}", 6) == 0) | |
34 | { | |
35 | char *code = NULL; | |
36 | int i; | |
37 | SSHA_RAND rand; | |
38 | ||
39 | code = strdup(encrypted_password+6); | |
40 | ||
41 | if(code == NULL) | |
42 | { | |
43 | return (-1); | |
44 | } | |
45 | ||
46 | i = authsasl_frombase64(code); | |
47 | ||
48 | if(i == -1 || i < sizeof(SSHA_RAND)) | |
49 | { | |
50 | free(code); | |
51 | return (-1); | |
52 | } | |
53 | ||
54 | memcpy((char *)rand, code+i-sizeof(SSHA_RAND), | |
55 | sizeof(SSHA_RAND)); | |
56 | ||
57 | i=strcmp(encrypted_password+6, ssha_hash(password, rand)); | |
58 | ||
59 | free(code); | |
60 | return i; | |
61 | ||
62 | } | |
d9898ee8 | 63 | return (-1); |
64 | } |